Silent Knight 5205 Dialer

The (optional) SK-5205 is a digital dialer which plugs in to the Model SK-5204 board. It has the ability to seize the telephone lines and activate a trouble-alert if a line failure is sustained for 45 seconds or longer. Other communications/reporting features include: built-in ring detector, re-try if communication failed, two phone number capability (plus computer phone for downloading). Optional ground start is available with Model SK-2608. The SK-5205 Dialer is compatible with all major reporting formats including SIA (security industry standard), SK FSK(4/2), SK4+2 tone burst, SK 3/1, SESCOA 3/1 and Radionics BFSK. Format selectable by account number.